U.S. Rear Adm. Garry Hall, left, shakes hands Thursday, Sept. 27, 2007, with Commodore Allan du Toit of the Royal Australian Navy, center, at a change of command ceremony at the U.S. Navy base in Juffair, Bahrain. Du Toit, in taking command of a multinational force that protects Iraq's sea-based oil... (Associated Press)